Learn how to make a cheap burglar alarm/trip wire alarm with step by step instructions. This is pretty basic but effective. Cardboard, fishing line, batteries, soldering wire, soldering iron, hot melt glue gun, an empty soft drink can, electrical tape, buzzer are some of the necessary equipment. Follow along and make your own burglar alarm and keep your house safe.
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Use a multimeter and check for ground
How To:
Make a burning laser pointer that produces heat
How To:
Use Quick Connect Wireless with Epson projectors
How To:
Calculate compound interest using a TI-84 and solver
How To:
Hack someone's web cam or online security camera
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Make your own Air Conditioner
How To:
Graph Mario on a TI-83 Calculator
How To:
Print 2-sided (duplex) w/ an Epson all-in-one printer
How To:
Use an external hard drive for extra storage with your AppleTV
How To:
Use magnetic card readers and writers with your PC
How To:
Build a universal motion alarm to protect your home
How To:
Use a multimeter to test common household appliances
How To:
Control AppleTV with your iPhone
How To:
Make a night vision device
How To:
Troubleshoot common problems with a CD player
How To:
Make a laser out of a lighter
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Make your laser pointer run on AAA batteries
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Transform Multiple Screens into One Big Virtual Display
How To:
Connect a DirectTV set-top box or DVR to the Internet
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